Vallejo, California gets 21 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Vallejo averages 0 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 258 sunny days per year in Vallejo. The US average is 205 sunny days.
Vallejo gets some kind of precipitation, on average, 65 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Summer High: the July high is around 84 degrees
Winter Low: the January low is 38
Rain: averages 21 inches of rain a year
Snow: averages 0 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Vallejo is 8.4 (10=best), which means it is more comfortable than most places in California.
8.4 / 10
September, August and June are the most pleasant months in Vallejo, while January and December are the least comfortable months.